When to visit
Ko Samui?

Discover the best time of year, based on historical climate, temperature, and precipitation.

Ko Samui
Surat Thani · Thailand

The best weather in Ko Samui is from January, February, March.consistent weather climate

Climate score
June
62

Good climate

Hot & rainy

Temperature
26–31°C
Heiße Nächte — Klimaanlage empfohlen
Feels like
30–36°C
Schwül
Precipitation
102mm
Leichter Regen · 16 days
Sunshine
6.2h
Bedeckt
Humidity (%)
77%
Schwül
Annual Climate Analysis
Temperature, Rain & Feels Like
Rain
Actual Temp
Feels Like
20°30°40°50°JanFebMarAprMayJunJulAugSepOctNovDec
Monthly Overview
Score848075615562556150444566
ClimateHot & dryHot & dryHot & dryHot & dryHot & rainyHot & rainyHot & rainyHot & rainyHot & rainyHot & rainyHot & rainyHot & rainy
Temperature24–29°C25–29°C26–31°C27–32°C27–31°C26–31°C26–30°C26–30°C25–29°C25–29°C25–28°C24–28°C
Feels like28–33°C28–34°C30–36°C31–38°C32–37°C30–36°C30–35°C30–36°C29–35°C29–35°C29–33°C28–32°C
Precipitation43mm
14 days
51mm
13 days
33mm
9 days
88mm
15 days
135mm
20 days
102mm
16 days
160mm
22 days
137mm
21 days
191mm
25 days
249mm
30 days
312mm
30 days
182mm
21 days
Sunshine9.9h
☀︎ 85%
10.6h
☀︎ 90%
11.0h
☀︎ 91%
9.8h
☀︎ 79%
7.4h
☀︎ 59%
6.2h
☀︎ 49%
5.2h
☀︎ 41%
6.3h
☀︎ 51%
5.2h
☀︎ 42%
5.2h
☀︎ 44%
5.4h
☀︎ 46%
7.7h
☀︎ 66%
WindO · 16 km/hO · 17 km/hSO · 15 km/hSO · 13 km/hS · 15 km/hSW · 17 km/hSW · 18 km/hW · 17 km/hW · 18 km/hW · 15 km/hO · 15 km/hNO · 17 km/h
Humidity (%)77%76%74%75%78%77%81%79%82%85%86%81%
Day length11.6h11.8h12.1h12.3h12.6h12.7h12.6h12.4h12.2h11.9h11.7h11.6h

Frequently asked questions

What is the best time to visit Ko Samui?

The best time to visit Ko Samui is January, February, March, with temperatures between 24 °C and 31 °C. The best month is January.

What is the weather like in Ko Samui?

Ko Samui has a Tropical climate with an overall score of 6.2/10. Annual temperatures range from 24 °C to 32 °C.

What is the hottest month in Ko Samui?

The hottest month in Ko Samui is April, with average highs of 32 °C and lows of 27 °C.

What is the rainiest month in Ko Samui?

The rainiest month in Ko Samui is November, with an average of 312 mm of precipitation.